The esteemed Joshua & Co. Property Collection catalog is also available as an online guide. This extensive resource is for those who wish to learn more about luxury real estate listings in the Roaring Fork Valley. The guide provides information on Joshua & Co. real estate listings and the Aspen/Snowmass area. View the guide online or sign up to have the Property Collection mailed to you. The Property Collection Catalog is printed semi-annually and the Digital Property Collection Catalog is updated twice per month.